/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
/**
 * @author Sergey V. Kuksenko
 */
package org.apache.harmony.awt.nativebridge;

/**
 * This class is base class for all generated wrappers for native libraries.
 * Contains common internals methods.
 *
 */
public abstract class BasicLibWrapper {

    protected static NativeBridge nb = NativeBridge.getInstance();

    protected static long getAddr(VoidPointer ptr) {
        return ptr == null ? 0 : ptr.internalLongLock();
    }

    protected static long getAddrShort(VoidPointer ptr) {
        return ptr == null ? 0 : ptr.internalShortLock();
    }

    protected static void freeAddr(VoidPointer ptr) {
        if (ptr != null) {
            ptr.internalRelease();
        }
    }

    protected static void freeAddrNoCopy(VoidPointer ptr) {
        if (ptr != null) {
            ptr.internalReleaseNoCopy();
        }
    }

}
